1. Introduzzjoni
Grazzi tax-xiriasing the Sofirn HS21 and D25S headlamps. These headlamps are designed for various outdoor activities, offering reliable illumination and convenient features. This manual provides detailed instructions for the safe and effective use, setup, operation, and maintenance of your new headlamps. Please read this manual thoroughly before use and retain it for future reference.
2. Istruzzjonijiet tas-Sigurtà
- Do not shine the light directly into eyes. The powerful beam can cause temporary vision impairment or permanent eye damage.
- Żomm fejn ma jintlaħaqx mit-tfal.
- Żarmax il-headlamp. This may damage the device and void the warranty.
- Use only the recommended battery types. Improper battery use can lead to fire, explosion, or leakage.
- Evita li tesponi l-headlamp għal temperaturi estremi jew dawl tax-xemx dirett għal perjodi twal.
- Ensure the USB-C charging port cover is securely closed when not charging to maintain water resistance.
3. Kontenut tal-Pakkett
- 1 x Sofirn HS21 Headlamp
- 1 x Sofirn D25S Headlamp
- 2 x Faxxi tar-ras
- 2 x Kejbils tal-Iċċarġjar USB-C
- 2 x Rechargeable Batteries (pre-installed or separate)
- 1 x Manwal għall-Utent
4. Prodott Aktarview
4.1 Sofirn HS21 Headlamp
The Sofirn HS21 is a versatile headlamp featuring a combination of spotlight, floodlight, and red light. It is equipped with a convenient rotary switch for easy mode selection and offers a wide 130° rotation adjustment for optimal illumination angle.

Image 1: Sofirn HS21 Headlamp showing its various light modes including red light, spotlight, and floodlight.

Image 2: The Sofirn HS21 headlamp demonstrating its 130-degree rotation capability for adjustable light direction.
4.2 Sofirn D25S Headlamp
The Sofirn D25S is a compact and powerful headlamp utilizing an SST40 LED, offering multiple brightness levels. It features a hidden USB-C charging port for convenient recharging and a simple user interface with memory mode.

Image 3: Sofirn D25S Headlamp highlighting its comfortable switch and simple user interface.
5. Setup
5.1 Installazzjoni tal-batterija
Both HS21 and D25S headlamps typically come with batteries pre-installed. If not, or if replacing batteries:
- Ħoll l-għatu tad-denb tar-rasamp korp.
- Insert the rechargeable battery with the positive (+) terminal facing towards the head of the lamp.
- Invita l-għatu tad-denb lura sewwa biex tiżgura kuntatt xieraq u reżistenza għall-ilma.
5.2 Iċċarġjar
Kemm headlamps feature a built-in USB-C charging port.
For HS21:
- Sib il-port tal-iċċarġjar USB-C fuq il-ġenb tar-ras.amp korp.
- Gently lift the protective rubber cover to expose the port.
- Qabbad il-kejbil USB-C provdut mar-rasamp and to a USB power source (e.g., wall adapter, power bank, computer).
- Id-dawl indikatur se juri aħmar waqt l-iċċarġjar u jsir aħdar meta jkun iċċarġjat kompletament.
- Once charging is complete, securely close the rubber cover to protect the port from dust and water.

Image 4: Sofirn HS21 Headlamp connected to a USB-C charging cable, showing the charging indicator light.
For D25S:
- Unscrew the head of the D25S headlamp to reveal the hidden USB-C charging port.
- Qabbad il-kejbil USB-C provdut mar-rasamp and to a USB power source.
- Id-dawl indikatur se juri aħmar waqt l-iċċarġjar u jsir aħdar meta jkun iċċarġjat kompletament.
- After charging, screw the head back on tightly to ensure water resistance.

Image 5: Sofirn D25S Headlamp with its head unscrewed, revealing the built-in USB-C charging port.
6. Istruzzjonijiet Operattivi
6.1 Sofirn HS21 Headlamp Operazzjoni
The HS21 features a rotary switch for easy mode selection and a separate power button.

Image 6: Illustration of the Sofirn HS21's rotary switch mechanism for changing light modes.
- Power On/Off: Press the power button once to turn the headlamp mixgħul jew mitfi.
- Għażla tal-Modalità: Rotate the head part of the headlamp to cycle through the main light modes: Red Light, Spotlight, Floodlight, and Spotlight + Floodlight (combined).
- Aġġustament tal-luminożità: While a mode is active, press and hold the power button to cycle through brightness levels (Low, Medium, High). Release the button at your desired brightness.
- Red Light Activation: Rotate to the red light setting. Press and hold the power button for additional red light modes (e.g., red strobe, red beacon).

Image 7: The Sofirn HS21 headlamp displaying its four primary light modes: Red Light, Spot & Flood, Floodlight, and Spotlight.

Image 8: The Sofirn HS21 headlamp emitting a 620 NM red light, suitable for preserving night vision.
6.2 Sofirn D25S Headlamp Operazzjoni
The D25S operates with a single button interface.
- Power On/Off: Press the button once to turn the headlamp mixgħul jew mitfi.
- Modalità Ċikliżmu: Filwaqt li l-headlamp is on, press and hold the button to cycle through brightness modes: Low → Medium 1 → Medium 2 → High. Release the button at your desired mode.
- Modalità Turbo: From any mode, double-click the button to activate Turbo mode. Double-click again to return to the previous mode.
- Funzjoni tal-memorja: The D25S will remember the last used brightness level (excluding Turbo) and turn on in that mode.
7. Manutenzjoni
- Tindif: Imsaħ il-headlamp b'artab, damp drapp. Tużax tindif jew solventi li joborxu.
- O-rings: Periodically check and lubricate the O-rings with silicone grease to maintain water resistance. Replace damaged O-rings.
- Kura tal-batterija: Jekk il-headlamp will not be used for an extended period, remove the battery to prevent leakage. Recharge batteries regularly to prolong their lifespan.
- Ħażna: Aħżen il-headlamp f'post frisk u niexef 'il bogħod mix-xemx diretta.
8 Issolvi l-problemi
| Problema | Kawża Possibbli | Soluzzjoni |
|---|---|---|
| Kapamp ma jixgħelx | Low battery; Battery incorrectly installed; Loose tail cap; Faulty battery. | Charge battery; Reinstall battery with correct polarity; Tighten tail cap; Replace battery. |
| L-output tad-dawl huwa baxx | Low battery; Lens is dirty. | Charge battery; Clean the lens. |
| L-iċċarġjar mhux qed jaħdem | Cable not connected properly; Faulty cable or power source; Charging port obstructed. | Ensure secure connection; Try a different cable/power source; Clean charging port. |
| Dħul ta 'ilma | O-rings damaged or missing; Tail cap/charging port cover not sealed properly. | Check and replace O-rings; Ensure all caps are tightly sealed. |
9. Speċifikazzjonijiet
9.1 Sofirn HS21 Headlamp
| Karatteristika | Dettall |
|---|---|
| Sors tad-Dawl | LED (Spotlight, Floodlight, Red Light) |
| Output Max | 2200 Lumens (Spotlight + Floodlight) |
| Tul ta 'mewġ tad-Dawl Aħmar | 620NM |
| Tip ta' Swiċċ | Rotary Switch + Push Button |
| Iċċarġjar | USB-C Rechargeable |
| Rotazzjoni | 130° Aġġustabbli |
| Dimensjonijiet | 3.4 x 1.8 x 1.4 pulzieri |
| Piż | 0.3 lbs (inkluża l-batterija) |

Image 9: The Sofirn HS21 headlamp demonstrating its ultra-bright output and beam distance of up to 754 feet.
9.2 Sofirn D25S Headlamp
| Karatteristika | Dettall |
|---|---|
| Sors tad-Dawl | LED SST40 |
| Output Max | 1200 Lumens |
| Modi | Low, Medium 1, Medium 2, High, Turbo |
| Iċċarġjar | Hidden USB-C Rechargeable |
| Karatteristiċi Speċjali | Modalità Memorja |
10. Garanzija u Appoġġ
Sofirn products are covered by a limited warranty. For specific warranty details, please refer to the warranty card included with your product or visit the official Sofirn website. For technical support, troubleshooting assistance, or warranty claims, please contact Sofirn customer service through the retailer where you purchased the product or via the contact information provided on the official Sofirn websit.





